/**
* Given an input of arguments, pops elements off, filters them, validates
* them and returns an array of everything it consumes
*
* @param \r8\CLI\Input $input The input list to consume
* @return Array
*/
public function consume(\r8\CLI\Input $input)
{
$result = array();
while ($input->hasNextArg()) {
$arg = $this->getFilter()->filter($input->popArgument());
$this->getValidator()->ensure($arg);
$result[] = $arg;
}
return $result;
}
/**
* Given an input of arguments, pops elements off, filters them, validates
* them and returns an array of everything it consumes
*
* @param \r8\CLI\Input $input The input list to consume
* @return Array
*/
public function consume(\r8\CLI\Input $input)
{
$arg = $this->getFilter()->filter($input->popArgument());
$this->getValidator()->ensure($arg);
return array($arg);
}
/**
* Processes a list of input arguments
*
* @param \r8\CLI\Input $input
* @return \r8\CLI\Result
*/
public function process(\r8\CLI\Input $input)
{
$result = new \r8\CLI\Result();
// Loop over all the flags and process each in turn
while ($input->hasNextOption()) {
$flag = $input->popOption();
$option = $this->findByFlag($flag);
if ($option === NULL) {
throw new \r8\Exception\Data($flag, "Flag", "Unrecognized flag");
}
if (!$option->allowMany() && $result->flagExists($flag)) {
throw new \r8\Exception\Data($option, "Flag", "Flag can not appear multiple times");
}
$result->addOption($option, $option->consume($input));
}
// Now collect any command level arguments
foreach ($this->args as $arg) {
$result->addArgs($arg->consume($input));
}
// If there are any arguments left over, let someone know
if ($input->hasNextArg()) {
throw new \r8\Exception\Data("Flag", $input->popArgument(), "Unrecognized flag");
}
return $result;
}
